APA (7th ed.) Citation

Geographic, N. (2010). Os segredos de Machu Pichu. National Geographic.

Chicago Style (17th ed.) Citation

Geographic, National. Os Segredos De Machu Pichu. National Geographic, 2010.

MLA (8th ed.) Citation

Geographic, National. Os Segredos De Machu Pichu. National Geographic, 2010.

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